#coding=utf-8
__author__ = 'wenke1'

needHandleStr='asdfasdfsdakgaglkjajgljgdfas8385505488z==++888877777450090=++'
filterStr=['8','+']

handledStr=''

for i in needHandleStr:
    if i not in filterStr:
        handledStr+=i

print handledStr

print __file__
import os
cur_dirname=(os.path.dirname(__file__))
t=os.path.splitext(a)

print(curdirname)
print os.path.abspath('.')

